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Unit of Measure

Technical Specifications

Type

N/A Main Spindle Bearing

Bore Type

N/A Round

Material

N/A High Carbon Chrome Steel

Cage Type

N/A Machined

Cage Material

N/A Phenolic Resin

Ball Material

N/A Steel

Limiting Speed - Oil

N/A 91500 rpm

Limiting Speed - Grease

N/A 46000 rpm

Precision

N/A ISO Class 2

Configuration

N/A One

Preload

N/A Normal

Factor

N/A 9.2

Static Load Rating

N/A 500 lbf2220 N2.22 kN

Dynamic Load Rating

N/A 1070 lbf4750 N4.75 kN

Enclosure

N/A Open

Weight

N/A 0.066 lb0.030 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Single Angular Contact Ball Bearings for Motors and Lathes - Dimensions

d

N/A 0.5906 in15 mm

D

N/A 1.2598 in32 mm

B

N/A 0.3543 in9 mm

d1

N/A 0.8031 in20.400 mm

d2

N/A 0.7283 in18.500 mm

D1

N/A 1.0433 in26.500 mm

r

N/A 0.0118 in0.300 mm

r1

N/A 0.0059 in0.150 mm

Contact Angle

N/A 15 º

a

N/A 0.2953 in7.500 mm

da min

N/A 0.6890 in17.500 mm

db min

N/A 0.6378 in16.200 mm

Da max

N/A 1.1614 in29.500 mm

ras max

N/A 0.0118 in0.3 mm

r1as max

N/A 0.0059 in0.150 mm

Double Row Width

N/A 0.7087 in18.000 mm

Triple Row Width

N/A 1.0630 in27.000 mm

Quadruple Row Width

N/A 1.4173 in36.000 mm